CN214897588U - Electronic Cumuzi musical instrument - Google Patents

Abstract

The utility model discloses an electron cumin musical instrument of storehouse wood, include: a headstock, a neck and a body. The headstock, the neck and the body are all provided with a shell; the shell of the headstock, the shell of the neck and the shell of the body are respectively provided with a first scale key assembly, a second scale key assembly and a third scale key assembly. The casing of the body is also provided with a display screen, a function key assembly and a loudspeaker. The lower ends of the first scale key assembly, the second scale key assembly and the third scale key assembly are connected with a PCB; the PCB is integrated with a key sampling circuit, a tone plate, a microcontroller, a digital-to-analog converter, an oscillating waveform generator and an envelope generator; the key sampling circuit, the tone plate, the microcontroller, the digital-to-analog converter, the oscillation waveform generator, the envelope generator and the loudspeaker are connected in sequence; the microcontroller is respectively electrically connected with the display screen and the function key assembly. The electronic Cuminum cuminum musical instrument has wide tone coverage, is provided with tone modulation positions, and is simple and easy to learn. Small and light, conveniently carry, clearance and maintain.

Description

Electronic Cumuzi musical instrument

Technical Field

The utility model relates to a cumin technical field of storehouse wood, in particular to electron cumin wood musical instrument.

Background

The Cuminum vulgare is a traditional instrument of the Korkii family in China, is the same as most of plucked instruments, is generally provided with strings on the front surface of a musical instrument body, and therefore in the playing process, tuning is carried out by continuously adjusting tuning pins, playing efficiency is inevitably greatly reduced, and use experience is influenced.

Secondly, it uses a single type of function, if it is desired to play a musical instrument of another type of structure, such as a keyboard instrument: piano, electronic organ, etc. or other type of plucked instrument: the urheen, the Dongbula and the like are not convenient because the other musical instrument body needs to be replaced for playing. And can not record, realize editing song by oneself, do not have the adapter yet and connect external audio amplifier and realize playing the function of singing while playing.

Therefore, on the basis of the existing Cucumin, how to design a novel modern musical instrument which can generate different timbres and tones, can create and record songs and can play while singing becomes a problem which needs to be solved by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the utility model provides an electron cumin qin can overcome or solve current cumin qin partially at least and can not change the tone and compile song at any time and record, bring good seeing and hearing and experience scheduling problem.

The utility model provides an electron cumin musical instrument of storehouse wood, include: a headstock, a neck and a body;

wherein the headstock, the neck and the body are provided with shells; the shell of the headstock is provided with a first scale key assembly; the shell of the neck is provided with a second scale key assembly; the shell of the body is provided with a third musical scale key assembly, a display screen, a function key assembly and a loudspeaker;

the lower ends of the first scale key assembly, the second scale key assembly and the third scale key assembly are connected with a PCB; the PCB is integrated with a key sampling circuit, a tone plate, a microcontroller, a digital-to-analog converter, an oscillation waveform generator and an envelope generator; the microcontroller is respectively and electrically connected with the sound board, the function key assembly, the display screen and the digital-to-analog converter; the tone plate is electrically connected with the key sampling circuit; the digital-to-analog converter is electrically connected with the oscillating waveform generator; the oscillating waveform generator is electrically connected with the envelope generator; the envelope generator is electrically connected to the speaker. Each scale key assembly is set as the combination of tone and accent, the tone coverage is wide, and the tone modulation position is arranged, thus being friendly to beginners. Small volume, light weight and convenient carrying.

Furthermore, a MIDI interface is arranged at the bottom of the shell of the body and used for connecting external equipment to form a MIDI keyboard; the MIDI interface is electrically connected with the microcontroller. Therefore, the musical scale keyboard can emit more timbres of other musical instruments, has wide application range and can form good playing experience.

Furthermore, LED lamps are arranged in the interval regions of the first scale key assembly, the second scale key assembly and the third scale key assembly; the LED lamps are associated with corresponding keys; the LED lamp is electrically connected with the key sampling circuit. The LED lamps are lighted one by one along with the pressing of the musical scale keys of the player, so that impact audio-visual experience can be further brought.

Furthermore, a wireless module is also arranged on the PCB; the wireless module comprises one or more of the following: the system comprises a Bluetooth module, a Wi-Fi module, an RFID module, an NFC module or a GPRS communication module. And the wireless connection with each wireless connection device is conveniently established.

Further, the casing bottom of the musical instrument body is equipped with power source, and the back is equipped with solar panel and battery jar, and inside is equipped with rechargeable battery, the battery jar is used for placing the dry battery. This embodiment is not limited thereto, and any charging method may be adopted.

Furthermore, an audio interface is arranged at the bottom of the shell of the body and used for connecting external audio equipment.

Furthermore, the casing top of the musical instrument body is equipped with the adapter, and the bottom is equipped with the microphone interface. Further increasing the audiovisual experience for the viewer.

Further, the casing of the body is provided with a tape button and a pad. Further increase the atmosphere when the player plays and take power, greatly increased this electron library wooden cumin musical instrument's playability.

Furthermore, a pedal interface is arranged at the bottom of the shell of the body and used for being connected with an external pedal. The player can conveniently process the extension and the size of the played sound.

Furthermore, the casing bottom of the musical instrument body is equipped with audio frequency lightning and prints the interface for connect external printer, carry out audio frequency lightning and print. The labor is saved, and the operation is convenient and fast.

The technical scheme provided by the embodiment of the invention has the beneficial effects that at least:

the electronic Cumuzi lyre provided by the embodiment of the invention has the advantages of wide tone coverage, obvious frequency position and simplicity and easiness in learning, and the tone frequency position is arranged. Small volume, light weight and convenient carrying. When the microphone is used by a user, the microphone can play sound while playing, sound is collected through the sound pick-up, and the sound is amplified through the loudspeaker; or can be connected with a computer to form a MIDI keyboard to generate the timbres of various musical instruments; the method can also be used for composing and composing music and used in places without external power supply, such as outdoors and the like. A good user experience and a good audience audiovisual experience can be formed.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic front structural view of an embodiment of the present invention;

fig. 2 is a schematic back structure diagram of an embodiment of the present invention;

FIG. 3 is an internal schematic block diagram of an embodiment of the present invention;

wherein: 1-headstock, 2-neck, 3-body, 4-first scale key assembly, 5-second scale key assembly, 6-third scale key assembly, 7-display screen, 8-function key assembly, 9-loudspeaker, 10-key sampling circuit, 11-scale board, 12-microcontroller, 13-digital-to-analog converter, 14-oscillatory waveform generator, 15-envelope generator, 16-MIDI interface, 17-LED lamp, 18-solar panel, 19-battery tank, 20-tape button, 21-percussion pad, 22-audio interface.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

An embodiment of the utility model provides an electron cumin musical instrument of storehouse wood, it is shown with reference to figure 1, include: a headstock 1, a neck 2 and a body 3; the outsides of the headstock 1, the neck 2 and the body 3 are all provided with a shell.

Specifically, the housing is made of aluminum alloy, PC or ABS. The aluminum alloy has higher strength and rigidity, good casting performance and plastic processing performance, good electric conduction and heat conduction performance, good corrosion resistance and weldability, is one of light metal materials, has smaller density, is light and convenient to carry. ABS is a thermoplastic high-molecular structure material with high strength, good toughness and easy processing and molding, and is also called ABS resin. Polycarbonate (abbreviated as PC in English) is a high molecular polymer containing carbonate groups in molecular chains, has excellent insulating property, can keep stable electrical property in a humid and high-temperature environment, and is convenient to carry and store. In this embodiment, the material of the housing is not limited, as long as the housing has high strength and height, and is light in weight and convenient to carry.

Specifically, referring to fig. 1, the case of the head 1 is provided with a first scale key assembly 4, the case of the neck 2 is provided with a second scale key assembly 5, and the case of the body 3 is provided with a third scale key assembly 6. And each scale key assembly is set as a combination of tone and accent, the tone has wide coverage, is provided with tone frequency positions, and has obvious frequency positions and stable positions of full tone and half tone. Therefore, the keyboard musical instrument is very friendly to beginners, and can overcome the defects that the traditional keyboard musical instrument or plucked musical instrument is easy to trigger continuously to generate polyphony due to multi-contact triggering.

Further, the LED lamps 17 are arranged in the interval areas of the first scale key assembly 4, the second scale key assembly 5 and the third scale key assembly 6, the LED lamps 17 are associated with corresponding keys, namely, one scale key corresponds to one LED lamp, when the scale key is pressed, the corresponding LED lamps can be triggered to be turned on, so that the scale keys triggered by players can be seen more intuitively, teaching for beginners is facilitated, and good audio-visual experience is achieved.

Further, the lower ends of the first, second and third scale key assemblies 4, 5 and 6 are connected to a PCB board, and the PCB board integrates a key sampling circuit 10, a scale board 11, a microcontroller 12 (using MSP430F5438A single chip microcomputer), a digital-to-analog converter 13 (using PCM2706CPJT), an oscillation waveform generator 14 (using keysight m8190A) and an envelope generator 15 (using artoria m 12-Filter). Referring to fig. 1, the body 3 is further provided with speakers 9 on the casing, and the speakers 9 are arranged symmetrically at opposite ends of the body 3. Referring to fig. 3, the scale keys, the LED lamp 17, the key sampling circuit 10, the scale board 11, the microcontroller 12, the digital-to-analog converter 13, the oscillation waveform generator 14, the envelope generator 15, and the speaker 9 are connected in sequence.

In this embodiment, when a user presses a corresponding scale key, the LED lamp connected to the scale key emits light, and the key sampling circuit 10 collects an action signal emitted by the scale key; the digital signals are converted into corresponding musical tone signals through a tone plate 11 and then sent to a digital-to-analog converter 13 through a microcontroller 12; the digital-to-analog converter 13 converts the digital signal into an analog signal and sends the analog signal to the oscillation waveform generator 14; the oscillation waveform generator 14 converts the analog signal into a corresponding tone oscillation frequency, that is: audio waveforms including signals of scale pitch, tone, volume, rhythm, dynamics, note duration, etc.; the envelope generator 15 modulates and generates different timbres according to different oscillation frequencies of the musical tones generated by the oscillation waveform generator 14; finally, the modulated audio waveform is converted into sound through a loudspeaker 9 and output.

Optionally, the scale key is a dual-purpose key, and a light touch key or a rubber key may be installed on the key. The key installed at the low position of the key is not easy to damage, convenient to detach and convenient to clean and maintain daily. The touch feeling of the surface of each scale key is good, the key force can be well controlled, and the problem of sound leakage cannot be caused.

Furthermore, the top end of the shell of the body 3 is provided with a pickup for collecting the sound when the player plays while singing; the casing bottom of body 3 is equipped with the microphone interface, can connect external microphone, increases and plays effect and spectator's visual and audio experience.

Further, referring to fig. 1, a display screen 7 and a function key assembly 8 are further disposed on the housing of the body 3; the display screen 7 and the function key assembly 8 are both electrically connected to the microcontroller 12. The user can send control information to the microcontroller 12 via the function key assemblies 8, and the microcontroller 12, in turn, adjusts the musical tone signals generated by the respective scale key assemblies in accordance with the control commands, for example: the tone parameters, the volume parameters and the like of the scale keys are adjusted to better accord with the balance effect desired by a player; and the tone, the reverberation effect and the like can be adjusted, so that the real-time brightness change of the tone can be better represented. Finally, the microcontroller 12 displays the adjusted parameter information on the display 7. The function key assembly 8 further includes switch key assemblies, function keys for controlling whether to turn on the built-in speaker, function keys for controlling whether to turn on the sound pickup, and the like, and the present embodiment does not limit the number and the positions of the specific keys provided by the function key assembly 8.

Optionally, the display screen 7 is an LCD display screen or an LED display screen. The LCD screen is a liquid crystal display screen, has the advantages of thin body, low power consumption and small radiation, is flat, light and thin, can save a large amount of raw materials and space, and is easy to maintain. If energy conservation and production cost reduction are required, an LCD display screen with low energy consumption can be selected. If the integrated touch screen is required to be made, or the color reduction effect of the image displayed on the screen is required to be better, the LED display screen can be selected. The LED display screen is a display screen for displaying characters, graphs and images by controlling the display mode of the semiconductor light emitting diode, has high brightness, wide viewing angle and good color reduction capability, and has quick response. The application does not limit the display screen 7 to adopt an LCD display screen or an LED display screen, and the effect of intuitively acquiring various functional parameter information of the piano can be achieved.

Optionally, a MIDI interface 16 and a USB interface are arranged at the bottom of the casing of the body 3, the MIDI interface 16 is connected to the microcontroller 12, and an external device can be connected to the electronic cumin via the MIDI interface 16 to form a MIDI keyboard. Therefore, the musical scale keyboard can emit the timbres of more other musical instruments, players can conveniently play the musical scales back and forth among the multiple musical instruments at any time, and good playing experience is formed.

Further, the bottom of the case of the body 3 is provided with an audio interface 22 for connecting external audio devices, such as: audio, external speakers, or headphones, etc. Thereby further increasing the performance effect and the audience's visual and audio experience.

Further, the case of the body 3 is provided with a deck button 20 and a pad 21. The tape button 20 is used for connecting external equipment such as a computer to create songs, so that the requirement of a user on composing music is met. The striking pad 21 is used for emitting the sound of a percussion instrument when a user strikes, the speed and the force of a batter are different, and the emitted sound is also different, so that the atmosphere infection and the driving force of a player during playing and the audio-visual experience of the user are further increased, and the playability of the electronic Cuminum cyminum organ is greatly increased.

Further, the bottom of the casing of the body 3 is provided with a pedal interface for connecting an external pedal, so that the player can conveniently process the extension and size of the played sound.

Further, the casing bottom of body 3 is equipped with audio frequency lightning and prints the interface for connect external printer, carry out audio frequency lightning and print. When playing or creating, the printer prints the played audio by lightning while amplifying the sound through the loudspeaker 9. Need not additionally after playing, according to the performance audio frequency of recording, record on external equipment by oneself, form the electronic version, and then connect the printer and print, labour saving and time saving, convenient and fast.

Specifically, still be equipped with wireless module on the PCB board for connect bluetooth speaker, bluetooth microphone or carry out control connection through mobile terminal. The wireless module comprises one or more of the following components: the bluetooth module, the Wi-Fi module, the RFID module, the NFC module, or the GPRS communication module, which is not limited in this embodiment, may be implemented as long as the bluetooth module, the Wi-Fi module, the RFID module, the NFC module, or the GPRS communication module can be implemented with a device having a wireless connection function.

Alternatively, as shown in fig. 2, the back of the body 3 is provided with a solar panel 18 and a battery jar 19, the inside of the body 3 is provided with a rechargeable battery, and the bottom end of the casing of the body 3 is provided with a power interface. In one embodiment, the electric energy may be provided to the cumin jokum by placing a battery in the battery slot 19, and the battery may be any dry battery, which is not limited in this embodiment. And secondly, the power supply interface can be connected with an external power supply to charge and use in real time. Thirdly, the rechargeable battery can be charged by connecting the power interface with an external power supply or by the solar panel 18, so that the electric energy can be stored, and the rechargeable battery is convenient for users to use outdoors or in places without the external power supply. The present embodiment is not limited thereto, and any one of the above charging methods may be adopted as long as the electric energy can be provided to the electronic cumin organ.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (10)

1. An electronic Cumuzi lyre is characterized by comprising: a headstock (1), a neck (2) and a body (3);

wherein the headstock (1), the neck (2) and the body (3) are all provided with a shell; the shell of the headstock (1) is provided with a first scale key assembly (4); the shell of the neck (2) is provided with a second scale key assembly (5); the shell of the body (3) is provided with a third musical scale key assembly (6), a display screen (7), a function key assembly (8) and a loudspeaker (9);

the lower ends of the first scale key assembly (4), the second scale key assembly (5) and the third scale key assembly (6) are connected with a PCB; the PCB is integrated with a key sampling circuit (10), a scale board (11), a microcontroller (12), a digital-to-analog converter (13), an oscillation waveform generator (14) and an envelope generator (15); the microcontroller (12) is respectively and electrically connected with the sound board (11), the function key assembly (8), the display screen (7) and the digital-to-analog converter (13); the tone plate (11) is electrically connected with the key sampling circuit (10); the digital-to-analog converter (13) is electrically connected with the oscillating waveform generator (14); the oscillating waveform generator (14) is electrically connected with the envelope generator (15); the envelope generator (15) is electrically connected to the loudspeaker (9).

2. An electronic Cucumin piano as claimed in claim 1, wherein a MIDI interface (16) is arranged at the bottom of the shell of the piano body (3) and used for connecting external equipment to form a MIDI keyboard;

the MIDI interface (16) is electrically connected to the microcontroller (12).

3. An electronic Cucumin piano as claimed in claim 1, wherein LED lamps (17) are arranged in the interval regions of the first scale key assembly (4), the second scale key assembly (5) and the third scale key assembly (6); the LED lights (17) are associated with corresponding keys; the LED lamp (17) is electrically connected with the key sampling circuit (10).

4. The electronic cumin organ of the Cucumin of the electronic Cucumin, as claimed in claim 1, wherein a wireless module is further arranged on the PCB; the wireless module comprises one or more of the following: the system comprises a Bluetooth module, a Wi-Fi module, an RFID module, an NFC module or a GPRS communication module.

5. An electronic Cucumin organ as claimed in claim 1, wherein the bottom of the shell of the organ body (3) is provided with a power supply interface, the back is provided with a solar panel (18) and a battery jar (19), a rechargeable battery is arranged inside the shell, and the battery jar (19) is used for placing a dry battery.

6. An electronic Cucumin organ as claimed in claim 1, wherein the bottom of the shell of the organ body (3) is provided with an audio interface for connecting with an external audio device.

7. An electronic Cucumin piano as claimed in claim 1, wherein a pickup is arranged at the top end of the shell of the piano body (3), and a microphone port is arranged at the bottom.

8. An electronic Cucumin organ according to claim 1, characterized in that the housing of the body (3) is provided with a tape button (20) and a strike pad (21).

9. An electronic Cucumin piano as claimed in claim 1, wherein a pedal interface is arranged at the bottom of the shell of the piano body (3) and used for connecting an external pedal.

10. An electronic Cucumin piano as claimed in claim 1, wherein an audio lightning printing interface is arranged at the bottom of the shell of the piano body (3) and used for connecting an external printer to perform audio lightning printing.

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